text: import unittest
  
  from checkov.terraform.checks.resource.aws.NeptuneClusterStorageEncrypted import check
  from checkov.common.models.enums import CheckResult
  
  class TestNeptuneClusterStorageEncrypted(unittest.TestCase):
  
      def test_failure(self):
          resource_conf =  {
               'cluster_identifier': ["neptune-cluster-demo"]
              }
          scan_result = check.scan_resource_conf(conf=resource_conf)
          self.assertEqual(CheckResult.FAILED, scan_result)
  
      def test_failure_settofalse(self):
          resource_conf =  {
              'cluster_identifier': ["neptune-cluster-demo"], 'storage_encrypted': [False]
              }  
          scan_result = check.scan_resource_conf(conf=resource_conf)
          self.assertEqual(CheckResult.FAILED, scan_result)
  
  
      def test_success(self):
          resource_conf =  {
              'cluster_identifier': ["neptune-cluster-demo"], 'storage_encrypted': [True]
              }  
          scan_result = check.scan_resource_conf(conf=resource_conf)
          self.assertEqual(CheckResult.PASSED, scan_result)
  
  
  if __name__ == '__main__':
      unittest.main()
  